28267450

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{13789}}^1$

素因数の和:13842

約数の個数: 24

約数和(自身を含む): 53863740

約数和(自身を除く): 25596290

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 1025, 2050, 13789, 27578, 68945, 137890, 344725, 565349, 689450, 1130698, 2826745, 5653490, 14133725, 28267450]

約数ペア:

[(1, 28267450), (2, 14133725), (5, 5653490), (10, 2826745), (25, 1130698), (41, 689450), (50, 565349), (82, 344725), (205, 137890), (410, 68945), (1025, 27578), (2050, 13789)]